NO-ISSUE Create title check workflow (#30)

### Description

- The validation regex is `^(BLOG-[0-9]+|NO-ISSUE) [A-Z].+$`

### Package Changes

_No response_

### Screenshots

_No response_

### Reference

_No issue_

### Checklist

- [x] The title is meet the format `'BLOG-XXX Title title title'`
- [ ] A milestone is set
- [ ] The related issuse has been linked to this branch

Reviewed-on: #30
Co-authored-by: SquidSpirit <squid@squidspirit.com>
Co-committed-by: SquidSpirit <squid@squidspirit.com>

.gitea/PULL_REQUEST_TEMPLATE.yaml

@@ -33,6 +33,5 @@ body:
     attributes:
       label: Checklist
       options:
-        - label: "The title is meet the format `'BLOG-XXX Title title title'`"
         - label: A milestone is set
         - label: The related issuse has been linked to this branch

.gitea/workflows/pr-title-check.yaml

@@ -0,0 +1,20 @@
+name: PR Title Check
+on:
+  pull_request:
+    types:
+      - opened
+      - edited
+      - synchronize
+      - reopened
+
+jobs:
+  pr-title-check:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check PR title
+        run: |
+          title="${{ gitea.event.pull_request.title }}"
+          echo "Checking PR title: $title"
+          echo "$title" | grep -qE '^(BLOG-[0-9]+|NO-ISSUE) [A-Z].+$' \
+            && echo 'Pass' \
+            || (echo 'The title is not meet the format `BLOG-XXX Title title title`'; exit 1)